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Advanced Mapreduce Concepts MCQs

Practice Advanced Mapreduce Concepts MCQs for competitive exams.

Advanced Mapreduce Concepts MCQs

Practice questions from this topic.

. . . . . . . . gets the diagnostic messages for a given task attempt.

  1. A. getTaskOutputFilter(Configuration conf)
  2. B. getTaskReports(TaskType type)
  3. C. getTrackingURL()
  4. D. all of the mentioned
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The . . . . . . . . provides a proxy between the web applications exported by an application and an end user.

  1. A. ProxyServer
  2. B. WebAppProxy
  3. C. WebProxy
  4. D. None of the mentioned
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Yarn commands are invoked by the . . . . . . . . script.

  1. A. hive
  2. B. bin
  3. C. hadoop
  4. D. home
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. . . . . . . . is used for storing one of the replicas in SSD.

  1. A. Hot
  2. B. Lazy_Persist
  3. C. One_SSD
  4. D. All_SSD
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. . . . . . . . will clear the RMStateStore and is useful if past applications are no longer needed.

  1. A. -format-state
  2. B. -form-state-store
  3. C. -format-state-store
  4. D. none of the mentioned
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YARN's dynamic allocation of cluster resources improves utilization over more static . . . . . . . . rules used in early versions of Hadoop.

  1. A. Hive
  2. B. MapReduce
  3. C. Imphala
  4. D. All of the mentioned
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The CapacityScheduler has a predefined queue called . . . . . . . .

  1. A. domain
  2. B. root
  3. C. rear
  4. D. all of the mentioned
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Which of the following is only for storage with limited compute?

  1. A. Hot
  2. B. Cold
  3. C. Warm
  4. D. All_SSD
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reduceProgress() gets the progress of the job's reduce-tasks, as a float between . . . . . . . .

  1. A. 0.0-1.0
  2. B. 1.0-2.0
  3. C. 2.0-3.0
  4. D. None of the mentioned
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. . . . . . . . method adds the deprecated key to the global deprecation map.

  1. A. addDeprecits
  2. B. addDeprecation
  3. C. keyDeprecation
  4. D. none of the mentioned
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Which of the following is the only way of running mappers?

  1. A. MapReducer
  2. B. MapRunner
  3. C. MapRed
  4. D. All of the mentioned
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Which of the following storage policy is used for both storage and compute?

  1. A. Hot
  2. B. Cold
  3. C. Warm
  4. D. All_SSD
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